Question: (a) For the lung function data set described in Appendix A with age, height, weight, and FVC as the candidate independent variables, use subset regression

(a) For the lung function data set described in Appendix A with age, height, weight, and FVC as the candidate independent variables, use subset regression to find which variables best predict FEV1 in the oldest child. State the criteria you use to decide.

(b) Repeat, using forward selection and backward elimination. Compare with part (a).

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